# To start an avalanche on a mountain slope, an artillery shell is fired with an initial velocity of 340 m/s at 45.0° above the horizontal. It explodes on the mountainside 41.0 s after firing. What are the x and y

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1. ## physics

An artillery shell is fired at an angle of 48.2 degrees above the horizontal ground with an initial speed of 1530 m/s. THe acceleration of gravity is 9.8 m/s^2. Find the total time and flight of the shell,neglecting air resistance.Answer in units of

2. ## Physics

A shell is fired from the ground with an initial speed of 1.60 × 103 m/s (approximately five times the speed of sound) at an initial angle of 43.0◦ to the horizontal. The acceleration of gravity is 9.81 m/s2 . a) Neglecting air resistance, find the

3. ## Science

How long will it take a shell fired from a cliff at an initial velocity of 800m/s at an angle 30 degrees below the horizontal to reach the ground 150m below?

4. ## physics

A shell is ﬁred from the ground with an initial speed of 1.70 × 10 3 m/s (approximately ﬁve times the speed of sound) at an initial angle of 70.0 ◦ to the horizontal. The acceleration of gravity is 9.81 m/s 2 . a) Neglecting air resistance, ﬁnd

5. ## physics

An artillery shell is fired from a cannon with an elevation of a = 30° and muzzle velocity of v = 300 m/s . Find the time of flight of the shell, and its range.

6. ## Physics Honors

How long will it take a shell fired from a cliff at an initial velocity of 800 m/s at an angle 30 degrees above the horizontal to reach the ground 150 meters below?

7. ## science

A cannon shell is fired straight up from the ground at an initial speed of 225 m/s. After how much time is the shell at a height of 6.20 x 102 m above the ground and moving downward? (a) 2.96 s (b) 17.3 s (c) 25.4 s (d) 33.6 s (e) 43.0 s 5

8. ## Physics

A 2.50 kg fireworks shell is fired straight up from a mortar and reaches a height of 110. m. (a) Neglecting air resistance (a poor assumption, but we will make it for this example), calculate the shell’s velocity when it leaves the mortar. (b) The mortar

9. ## physics

To start an avalanche on a mountain slope, an artillery shell is fired with an initial velocity of 340 m/s at 45.0° above the horizontal. It explodes on the mountainside 41.0 s after firing. What are the x and y coordinates of the shell where it explodes,

10. ## Physics

During World War I, the Germans had a gun called Big Bertha that was used to shell Paris. The shell had an initial speed of 0.725 km/s at an initial inclination of 73.7◦ to the horizontal. The acceleration of gravity is 9.8 m/s2 How far away did the

11. ## Physics

a shell is fired at a velocity of 300 m/s at an angle of 30. a. how far does it go? b. what are it's time of flight and maximum altitude? c. At what other angle could the shell have been fired to have the range?

12. ## Physics

A shell is fired from the ground with an initial speed of 1.54 ✕ 103 m/s at an initial angle of 52° to the horizontal. (a) Neglecting air resistance, find the shell's horizontal range. (b) Find the amount of time the shell is in motion.

13. ## Math

A Mortar shell is fired with muzzle speed of 500ft/sec.Find the angle of elevation of mortar if the shell strikes a target located 1200ft away. What is the maximum height of the shell?

14. ## physics

During World War I, the Germans had a gun called Big Bertha that was used to shell Paris. The shell had an initial speed of 2.39 km/s at an initial inclination of 49.6 ◦ to the horizontal. The acceleration of gravity is 9.8 m/s 2 . How far away did the

15. ## PHYSICS

An artillery shell is fired with an initial velocity of 300m/s at 55 degrees above horizontal. To clear an avalanche, it explodes on a mountainside 42.0s after firing. What are the x and y coordinates of the shell where it explodes, relative to its firing

16. ## physics

A cannon is fired horizontally from a platform (see figure). The platform rests on a flat, icy, frictionless surface. Just after the shell is fired and while it is moving through the barrel of the gun, the shell (mass 3.0 kg) has an acceleration of +2450

17. ## physics

An artillery shell is fired with an initial velocity of 300 m/s at 55 degrees above the horizontal. to clear an avalanche, it explodes on a mountainside 42 sec after firing. what is the x-coordinate of the shell where it explodes, relative to its firing

18. ## Physics

A shell is fired from the ground with an initial speed of 1.60 × 103 m/s (approximately five times the speed of sound) at an initial angle of 43.0◦ to the horizontal. The acceleration of gravity is 9.81 m/s2 . a) Neglecting air resistance, find the

19. ## physics

016 10.0 points One of the great dangers to mountain climbers is an avalanche, in which a large mass of snow and ice breaks loose and goes on an essentially frictionless “ride” down a mountainside on a cushion of compressed air. The acceleration of

20. ## physic

3) A shell is fired from ground level with a muzzle speed of 350 ft / s and elevation and angle of 60 . Find (a) parametric equation for the shell’s trajectory (b) the maximum height reached by the shell (c) the horizontal distance traveled by the shell

21. ## physics

A shell fired from the ground with an initial speed of 1.70 x 10^3 m/s at an initial angle of 55 degrees to the horizontal. neglecting air resistance, find a) the shell's horizontal range b)the amount of time the shell is in motion.

22. ## Physics

A shell is ﬁred from the ground with an initial speed of 1.70 × 10^3 m/s (approximately ﬁve times the speed of sound) at an initial angle of 70.0◦ to the horizontal. The acceleration of gravity is 9.81 m/s^2 Neglecting air resistance, ﬁnd a) the

23. ## Physics

A shell is fired from the ground with an initial speed of 1.61 multiplied by 103 m/s at an initial angle of 39° to the horizontal. (a) Neglecting air resistance, find the shell's horizontal range. (b) Find the amount of time the shell is in motion. For

24. ## Math

Fireworks are fired at an angle of 82degrees with the horizontal. They are expected to explode about 100 m in the air, 4.8 secs after they are fired. What is the initial velocity of a shell fired from ground level. I think I have to find the vertical and

25. ## physics

016 10.0 points One of the great dangers to mountain climbers is an avalanche, in which a large mass of snow and ice breaks loose and goes on an essentially frictionless “ride” down a mountainside on a cushion of compressed air. The acceleration of

26. ## Physics

An artillery shell is fired with an initial velocity of 300 m/s at 65.0° above the horizontal. To clear an avalanche, it explodes on a mountainside 37.5 s after firing. What are the x and y components of the shell where it explodes, relative to its firing

27. ## Physics

An artillery shell is fired at an angle of 55.7◦ above the horizontal ground with an initial speed of 1690 m/s. The acceleration of gravity is 9.8 m/s^2. a.Find the total time of flight of the shell, neglecting air resistance. Answer in units of min.

28. ## Pre-Ap Physics

During World War I, the Germans had a gun called Big Bertha that was used to shell Paris. The shell had an initial speed of 2.65 km/s at an initial inclination of 41.9◦ to the horizontal. The acceleration of gravity is 9.8 m/s 2 . How far away did the

29. ## physics

During World War I, the Germans had a gun called Big Bertha that was used to shell Paris. The shell had an initial speed of 1.96 km/s at an initial inclination of 48.2◦ to the horizontal. The acceleration of gravity is 9.8 m/s2 . How far away did the

30. ## physics

A cannon fires a shell at an angle of 20º to the horizontal. The shell reaches a range of 436 meters, landing at the same elevation as the starting point. What was the initial velocity of the shell

31. ## Physics

An artillery shell is fired with an initial velocity of 300 m/s at 65.0° above the horizontal. To clear an avalanche, it explodes on a mountainside 37.5 s after firing. What are the x and y components of the shell where it explodes, relative to its firing

32. ## physics

An artillery shell is fired at an angle of 66.1 degrees above the horizontal ground with an initial speed of 1650 m/s. The acceleration of gravity is 9.8 m/s2 . Find the total time of flight of the shell,neglecting air resistance.

33. ## calculus

10. A military jet flies horizontally with a velocity of 450 m/s and 20,000 m above the ground. When the jet is straight above an artillery gun a shell is fired. Assuming the shell hits the jet. a. Calculate the horizontal component of the initial velocity

34. ## physics

An artillery shell is fired at an angle of 45.3◦ above the horizontal ground with an initial speed of 1710 m/s. The acceleration of gravity is 9.8 m/s2 . Find the total time of flight of the shell, neglecting air resistance. Answer in units of min.

35. ## Physics

A shell is fired from the ground with an initial speed of 1.68 103 m/s at an initial angle of 37° to the horizontal. (a) Neglecting air resistance, find the shell's horizontal range. m (b) Find the amount of time the shell is in motion. s

36. ## Physics

A 8.00 multiplied by 107 kg battleship originally at rest fires a 1400 kg artillery shell horizontally with a velocity of +550 m/s. (a) If the shell is fired straight aft, there will be negligible friction opposing the ships recoil velocity. Calculate its

37. ## physics

A cannon shell is fired up in the air at an initial speed of 225m/s. After how much timeis the shell at a height of 6.20 X 102 and heading down. What equation would be used to solve this?

38. ## Physics

A 3500 g fireworks shell is fired straight up from a mortar and reaches a height of 210.0m. (a) Neglecting air resistance (a poor assumption, but we will make it for this example), calculate the shell's velocity when it leaves the mortar. (b) the mortar

39. ## physics

To start an avalanche on a mountain slope, an artillery shell is fired with an initial velocity of 350 m/s at 51.0° above the horizontal. It explodes on the mountainside 40.0 s after firing. What are the x and y coordinates of the shell where it explodes,

40. ## Physics

For safety reasons, park rangers decide to start an avalanche on a mountain slope. They fire an artillery shell at an angle of 430 above the horizontal with an initial speed of 284 m/s. Thirty seconds later they see the explosion. What is the x coordinates

41. ## physics

An artillery shell is fired with an initial velocity of 300 m/s at 55 degrees above the horizontal. to clear an avalanche, it explodes on a mountainside 42 sec after firing. what is the x-coordinate of the shell where it explodes, relative to its firing

42. ## Physics

An artillery shell is fired with an initial velocity of 450 m/s at an angle of 37° from the level ground. 1) how much time passes before the shell strikes the ground? 2) What horizontal distance does the shell travel before striking the ground?

43. ## physics

A cannon with a muzzle speed of 1008 m/s is used to start an avalanche on a mountain slope. The target is 1900 m from the cannon horizontally and 802 m above the cannon. At what angle, above the horizontal, should the cannon be fired? (Ignore air

44. ## Physics

An artillery shell is fired at an angle of 26.8 degree above the horizontal ground with an initial speed of 1720 m/s. The acceleration of gravity is 9.8 m/s^. Find the total time of flight of the shell, neglecting air resistance. Answer in units of min.

45. ## physics

An artillery shell is launched on a flat, horizontal field at an angle of α = 31.5° with respect to the horizontal and with an initial speed of v0 = 266 m/s. What is the horizontal distance covered by the shell after 9.44 s of flight?

46. ## Physics

An artillery shell is launched on a flat, horizontal field at an angle of α = 36.2° with respect to the horizontal and with an initial speed of v0 = 318 m/s. What is the horizontal distance covered by the shell after 7.68 s of flight? I'm confused on how

47. ## Physics

A shell is fired from the ground with an initial speed of 1.62 ✕ 103 m/s at an initial angle of 58° to the horizontal. (a) Neglecting air resistance, find the shell's horizontal range.

48. ## physics

Q. A person wants to shoot a rocket off of a mountain 3.26 km high so that the rocket, when shot at 31.3¡Æ above the horizontal from the very top of the mountain, lands at the foot of the mountain 9.37 km (horizontal distance) away. a) What initial speed

49. ## Pre-Ap Physics

During World War I, the Germans had a gun called Big Bertha that was used to shell Paris. The shell had an initial speed of 2.65 km/s at an initial inclination of 41.9◦ to the horizontal. The acceleration of gravity is 9.8 m/s 2 . How far away did the

50. ## Math

While Driving down a mountain, top finds that he has descended 1800 ft in elevation by the time he is 3.25 mi horizontally away from the top of the mountain. find the slope of his decent to the nearest hundredth. I am not sure where to start on this

51. ## algebra

cannon fired ffrom top of 50 ft hill. height of shell above water: h = -0.0000167x^2 + 0.23x + 50 where x is horizontal distance from the foot of the hill to a point directly under the shell. How high does the shell go, and how far away does it hit the

52. ## physics

A cannon on a level plain is aimed 50 degrees above th e horizontal and a shell is fired with a muzzle velocity of 1200 ft/s toward a vertical cliff 3200 ft away. How far above the bottom does the shell strike the side wall of the cliff?

53. ## Science

An artillery shell is fired with a minimal velocity of 400 m/s at 54 deg above the horizontal. To clear an avalanche, it explodes on a mountain side 40 s after firing. What is the X-coordinate relative to it's firing point? What is the Y-coordinate?

54. ## Physics

An artillery shell is fired with an initial velocity of 300m/s at 55.0 degrees above the horizontal. To clear an avalanche, it explodes on a mountainside 42.0s later. What are the x and y coordinates of the shell where it explodes, relative to its firing

55. ## Physics

10. A military jet flies horizontally with a velocity of 450 m/s and 20,000 m above the ground. When the jet is straight above an artillery gun a shell is fired. Assuming the shell hits the jet. a. Calculate the horizontal component of the initial velocity

56. ## math

10. A military jet flies horizontally with a velocity of 450 m/s and 20,000 m above the ground. When the jet is straight above an artillery gun a shell is fired. Assuming the shell hits the jet. a. Calculate the horizontal component of the initial velocity

57. ## Physics

An artillery shell is fired at an angle of 67.4◦ above the horizontal ground with an initial speed of 1860 m/s. The acceleration of gravity is 9.8 m/s2 . Find the total time of flight of the shell, neglecting air resistance. Answer in units of min

58. ## Physics

An artillery shell is ﬁred at an angle of 75.7 above the horizontal ground with an initial speed of 1720 m/s. The acceleration of gravity is 9.8 m/s^2. Find the total time of ﬂight of the shell,neglecting air resistance. Answer in units of min.

59. ## physics

An artillery shell is fired at an angle of 86◦ above the horizontal ground with an initial speed of 1630 m/s. The acceleration of gravity is 9.8 m/s 2 . Find the total time of flight of the shell, neglecting air resistance. Answer in units of min

60. ## Physics

An artillery shell is fired at an angle of 56.7 degrees above the horizontal ground with an initial speed of 1960 m/s. The acceleration of gravity is 9.8 m/s^2. Find the total time of flight of the shell and the horizontal range, neglecting air resistance.

61. ## Physics

An artillery shell is fired at an angle of 67.4◦ above the horizontal ground with an initial speed of 1560 m/s. The acceleration of gravity is 9.8 m/s2 . Find the total time of flight of the shell, neglecting air resistance. Find its horizontal range,

62. ## physics

An artillery shell is launched on a flat, horizontal field at an angle of α = 31.5° with respect to the horizontal and with an initial speed of v0 = 266 m/s. What is the horizontal distance covered by the shell after 9.44 s of flight? What is the height

63. ## phsics

An artillery shell is launched on a flat, horizontal field at an angle of α = 31.5° with respect to the horizontal and with an initial speed of v0 = 266 m/s. What is the horizontal distance covered by the shell after 9.44 s of flight? What is the height

64. ## physics

An artillery shell is launched on a flat, horizontal field at an angle of α = 31.5° with respect to the horizontal and with an initial speed of v0 = 266 m/s. What is the horizontal distance covered by the shell after 9.44 s of flight? What is the height

65. ## physics

An artillery shell is launched on a flat, horizontal field at an angle of a = 43.5° with respect to the horizontal and with an initial speed of v0 = 263 m/s. What is the horizontal distance covered by the shell after 6.77 s of flight? What is the height

66. ## physics

An artillery shell is launched on a flat, horizontal field at an angle of a = 43.5° with respect to the horizontal and with an initial speed of v0 = 263 m/s. What is the horizontal distance covered by the shell after 6.77 s of flight? What is the height

67. ## phy 231

An artillery shell is launched on a flat, horizontal field at an angle of α = 40.5° with respect to the horizontal and with an initial speed of v0 = 338 m/s. a.What is the horizontal distance covered by the shell after 8.09 s of flight? b.What is the

68. ## Physics

A Canon shoots an artillery shell towards a target 4.54 km distant, where it lands at the same level it was shot. It was noted that the elapsed time of the projectile was 27.5 seconds. What was the muzzle velocity of the shell? (there is a picture showing

69. ## Physics

An artillery shell is ﬁred at an angle of 32.2◦ above the horizontal ground with an initial speed of 1610 m/s. The acceleration of gravity is 9.8 m/s 2. Find the total time of ﬂight of the shell, neglecting air resistance. Answer in units of min Find

70. ## physics

A shell is fired from the ground with an initial speed of 1.58 103 m/s at an initial angle of 31° to the horizontal. (a) Neglecting air resistance, find the shell's horizontal range. m (b) Find the amount of time the shell is in motion. s

71. ## physics

A shell is fired from the ground with an initial speed of 1.54 103 m/s at an initial angle of 46° to the horizontal. (a) Neglecting air resistance, find the shell's horizontal range. m (b) Find the amount of time the shell is in motion. s

72. ## physics

an artillery shell is launched on a flat, horizontal field at an angle of $\alpha$ = 37.2° with respect to the horizontal and with an initial speed of v0 = 327 m/s. What is the horizontal distance covered by the shell after 7.83 s of flight?

73. ## physics

an artillery shell is launched on a flat, horizontal field at an angle of $\alpha$ = 37.2° with respect to the horizontal and with an initial speed of v0 = 327 m/s. What is the horizontal distance covered by the shell after 7.83 s of flight?

74. ## Physics

An artillery gun is trying to hit a target that is 7.2 km away. If the shell is fired at 680 ms-1 at what angle above the horizontal should the gun be fired to hit the target assuming that air resistance is negligible? [g=9.8 ms-2]

75. ## physics

A shell is fired from the ground with an initial speed of 1.54 103 m/s at an initial angle of 46° to the horizontal. (a) Neglecting air resistance, find the shell's horizontal range.

76. ## Physics

A shell is fired from the ground with an initial speed of 1.72 103 m/s at an initial angle of 40° to the horizontal. a) Neglecting air resistance find the horizontal range b) Find the amount of time the shell is in motion

77. ## science

a shell is fired from the cannon. the shell of mass 30kg is shot with an initial velocity of 30m/s. what is the momentum of the cannon just after the shell is shot ?

78. ## calculus

3) A shell is fired from ground level with a muzzle speed of 350 ft / s and elevation and angle of 60 . Find (a) parametric equation for the shell’s trajectory (b) the maximum height reached by the shell (c) the horizontal distance traveled by the shell

79. ## Physics

An artillery crew demonstrates its skill by firing a shell at an angle of 69 deg and then lowering the gun barrel and firing a second shell at a smaller angle of 22 deg in such a way that the two shells collide in midair. The initial velocity of the shells

80. ## physics

A shell is fired from the ground with an initial speed of 1.53 ✕ 103 m/s at an initial angle of 55° to the horizontal.

81. ## Physics

A shell of a gun has a initial speed of 1700 m/s at initial inclination of 55◦ above the horiztontal. Ignore air resistance and other effects. a) what is the maximum height? B) what is the total time of the shell's flight? c) how far away did the shell

82. ## physics

During World War I, the Germans had a gun called Big Bertha that was used to shell Paris. The shell had an initial speed of 1.66 km/s at an initial inclination of 38.8 to the horizontal. The acceleration of gravity is 9.8 m/s^2 How far away did the shell

83. ## Physics

During World War I, the Germans had a gun called Big Bertha that was used to shell Paris. The shell had an initial speed of 2.11 km/s at an initial inclination of 39.4◦ to the horizontal. The acceleration of gravity is 9.8 m/s2 . How far away did the

84. ## Physics

During World War I, the Germans had a gun called Big Bertha that was used to shell Paris. The shell had an initial speed of 2.11 km/s at an initial inclination of 39.4◦ to the horizontal. The acceleration of gravity is 9.8 m/s2 . How far away did the

85. ## physics

an artlillery shell is fired with an initial velocity of 325 m/s at 55 degree above the horizontal.It explodes on a mountainside 42 sec after firing.What are the x and y coordinates of the shell where it explodes,relative to its firing point? heres what I

86. ## physics

A battleship simultaneously fires two shells toward two identical enemy ships. One shell hits ship A, which is close by, and the other hits ship B, which is farther away. The two shells are fired at the same speed. Assume that air resistance is negligible

87. ## Pre-Algebra

Help! I am not really good with story problems! Forest rangers measure a depth of 82" of snow on a mountain peak at 8am. Snow is expected to fall at a steady rate of 3/4" per hour throughout the day. A) write an equation that approximates the depth of 'y'

88. ## Physics

During World War I, the Germans had a gun called Big Bertha that was used to shell Paris. The shell had an initial speed of 1.86 km/s at an initial inclination of 52.2◦ to the horizontal. The acceleration of gravity is 9.8 m/s^2. a. How far away did the

89. ## Physics

if you were on a 22.7 degree slope and an avalanche started 425 m up the slope, how much time would you have to get out of the way, there is no friction.

90. ## Physics

During World War I, the Germans had a gun called Big Bertha that was used to shell Paris. The shell had an initial speed of 1.17 km/s at an initial inclination of 60.6 ◦ to the horizontal. The acceleration of gravity is 9.8 m/s 2 . How far away did the

91. ## physic

if you are on a 29.2 degree slope and an avalanche started 236 m up the slope how much time would you have to get out of the way

92. ## physics

if a cannon shoots a 9-kg shell at 140 m/s straight up, what is the kinetic energy of the shell at the moment it is fired?

93. ## Physics

7. A warship with a mass of 1.5x106 kg, fired a 75 kg shell from a gun with a 3.0 m long barrel in 0.05 seconds. a. What was the acceleration of the shell?

94. ## Language Arts

Passage A Avalanches are caused by a variety of conditions. When the temperature is cold and snow falls, the snow sticks to the ground. However, when the air temperature changes, the snow may slide away in pieces or slabs. Basically an avalanche happens

95. ## physics

A cannon is fired horizontally from a platform . The platform rests on a flat, icy, frictionless surface. Just after the shell is fired and while it is moving through the barrel of the gun, the shell (mass 3.2 kg) has an acceleration of 12500 m/s2. At the

96. ## Physics

A 2.50 kg fireworks shell is fired straight up from a mortar intending to reach 110m. How much downward force is created to propel that shell upwards to it's intended target?

97. ## precal 2

At an altitude of 2000 feet, Ace is flying toward a mountain (a vertical rock face). If the angle of elevation from the plane to the top of the mountain is 20o and the angle of depression to the base of the mountain is 6o, then how high is the mountain (to

98. ## Physics

1) A shell is fired from a mortar over level terrain. The firing speed is 52 m/s and the mortar is aimed 63° above the horizontal. Find the range of the shell.

99. ## Algebra I

Driving down a mountain, Tom finds that he has descended 1800 ft. in elevation by the time he is 3.25 mi horizontally away from the top of the mountain. Find the slope of his descent to the nearest hundredth. slope is descent divided by distance from base.

100. ## Physics

Consider the motion of the two projectiles fired at t = 0. Their initial speeds are both v0 but they are fired with different initial angles θ1 and θ2 with respect to the horizontal. What is the ratio of the times of the flights?